Page 1 of 1 With the BMW Z9 convertible concept car, the car manufacturer from Munich showed in Detroit how it intended to intensify driving pleasure in the future. The central issue of the study is an interior design which makes driving easier instead of more complicated. Although the driver can concentrate on the fundamental functions of driving, all features of the latest generation technology are at the driver's disposal. This is made easy by the interior control concept of iDrive, which enables the driver to perform a variety of functions intuitively so that the driver's attention is not diverted from the main task at hand. The basic concept was presented in the Z9 gran turismo at the Frankfurt Auto Show in 1999. Page 1 of 1